4 ms·
The strangeness is the fact that they add and that the sum is as physically meaningful as the components. In a nutshell, so to speak.
by DonGateley 12y ago
The strangeness is the fact that they add and that the sum is as physically meaningful as the components. In a nutshell, so to speak.
- judk 12y agoGleason's theorem speaks to that. Mathematically, any "well-behaved" density function can be expressed as linear combination of quantum states